HM Digital HM Digital Waterproof pH Meter Model PH-200 716165
... in a clear cap. Measurement Range: 0-14 pH with a waterproof housing. Digital
automatic calibration (one point), with digital
fine tuning. Auto-off, data-hold functions and low-battery indicator. Display ... meter can be recalibrated with digital
calibration using the push buttons, no screwdriver needed. Includes a cap, batteries, lanyard and pH 7.0 buffer. Hm digital
waterproof ph meter model ph ... Details...